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castling

nounmasculinetechnicaluncommon/ˈʁɔkɨ/ro·que

Definition

A special move in chess where the king moves two squares towards a rook, and the rook moves to the square next to the king.

“He decided to castle to protect the king.”

“Castling is the only move where two pieces move at the same time.”

castlingking-side castling